A-Tech For Apple 8GB Module PC3-8500 1066MHz Mac mini Mid 2010 A1347 MC438LL/A Memory RAM 8GB Module (1 x 8GB) SO-DIMM DDR3 NON-ECC PC3-8500 1066MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Mac mini Models:Mid-2010 MC438LL/A A1347 Macmini4,1